16816877129675 has 36 divisors (see below), whose sum is σ = 24266513015640. Its totient is φ = 11527282206720.

The previous prime is 16816877129669. The next prime is 16816877129677. The reversal of 16816877129675 is 57692177861861.

It is a happy number.

It is not a de Polignac number, because 16816877129675 - 2¹⁴ = 16816877113291 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16816877129677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 741392 + ... + 5846658.

It is an arithmetic number, because the mean of its divisors is an integer number (674069805990).

Almost surely, 2^{16816877129675} is an apocalyptic number.

16816877129675 is a deficient number, since it is larger than the sum of its proper divisors (7449635885965).

16816877129675 is a wasteful number, since it uses less digits than its factorization.

16816877129675 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5107980 (or 5107968 counting only the distinct ones).

The product of its digits is 426746880, while the sum is 74.

The spelling of 16816877129675 in words is "sixteen trillion, eight hundred sixteen billion, eight hundred seventy-seven million, one hundred twenty-nine thousand, six hundred seventy-five".